不过，有些物种可以通过特殊的途径—改变行为模式或生理过程，使自己的寿命突破体形的约束。
However, some species can take special steps, either by changing their behaviour or physiology to grow older than they might otherwise.
物体形状的识别是模式识别与计算机视觉领域中的具有挑战性的问题。
Object shape recognition is a challenging problem in the field of pattern recognition and computer vision.
我国运动员躯干形态的改善，更加符合人体在水中的运动模式，有效地减少了形态阻力，并与国外优秀运动员的身体形态更为接近；
The improvement of our swimmers' trunk shape is much more fit with the movement mode in water, and can effectively decrease the shape resistance.
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